4T65E 4T65-E Shift Correction Package with Valves Superior Number K4T65-E 1997-2005.
This valve body kit deals with these problems: * Inadequate line pressure * Premature clutch failure * Slow or intermittent line rise * Excessive TCC. slippage (Codes) * Slide bang forward engagements * Regular & Heavy Duty-Taxi * Fits 97-05
The kit includes a new “Superior Steel Series” Hardened Boost Valve & Sleeve. Superior claims this kit definitely improves the overall performance of the 4T65E.